@mixin clearfix($content: "", $display: block, $height: 0, $clear: both) {
  &:after {
    content: $content;
    height: $height;
    display: $display;
    clear: $clear;
  }
}

.a {
  transform: translateX(-90px);

  .b {
    @include clearfix();
  }
}
.abc {
  width: 100px;
  height: 100px;
  background-color: red;
  background-image: url("./images/WechatIMG15.png");
}


.cde {
  background-image: url("./images/test-img/hyouka.jpg");
}
